0adb8f2a47d5a4348ed782e3ff6d5237a0ed4bce0279ee5b50b9d72c76298cf4

General

Target

0adb8f2a47d5a4348ed782e3ff6d5237a0ed4bce0279ee5b50b9d72c76298cf4.exe
Size

354KB
MD5

83761132829c5db2b954ef6a641cac00
SHA1

f8c0006b25632be95488a939fe371481aa7c3327
SHA256

0adb8f2a47d5a4348ed782e3ff6d5237a0ed4bce0279ee5b50b9d72c76298cf4
SHA512

5c51ee072f10b229997a3ae789e10646cd360019949ee1ae37b518ba7af6e7b67c73de76b519444d087052607198bb48977676d7b028ce2c44733e209a682a99
SSDEEP

6144:aTfFDbRnOTrz+7cJMY/jJNjtMxAsidvZMi7hUAPqozEmdN+pb1usGodoWp4bCMCj:I5Of/jJNjt4AvdBMKUGqoTuDuMdH4JCj

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2900	dnf.exe
1492	panlong.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x0006000000022e04-134.dat	upx
behavioral2/files/0x0006000000022e04-133.dat	upx
behavioral2/memory/2900-135-0x0000000000400000-0x0000000000413000-memory.dmp	upx

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	0adb8f2a47d5a4348ed782e3ff6d5237a0ed4bce0279ee5b50b9d72c76298cf4.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	dnf.exe

Loads dropped DLL 1 IoCs

pid	Process
5016	rundll32.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\MSN\MSNCoreFiles\newalrt.wav	dnf.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings	explorer.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1492	panlong.exe
1492	panlong.exe
1492	panlong.exe
1492	panlong.exe
5016	rundll32.exe
5016	rundll32.exe
5016	rundll32.exe
5016	rundll32.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1492	panlong.exe
1492	panlong.exe
1492	panlong.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1492	panlong.exe
1492	panlong.exe
1492	panlong.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1492	panlong.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4404 wrote to memory of 2900	4404	0adb8f2a47d5a4348ed782e3ff6d5237a0ed4bce0279ee5b50b9d72c76298cf4.exe	79
PID 4404 wrote to memory of 2900	4404	0adb8f2a47d5a4348ed782e3ff6d5237a0ed4bce0279ee5b50b9d72c76298cf4.exe	79
PID 4404 wrote to memory of 2900	4404	0adb8f2a47d5a4348ed782e3ff6d5237a0ed4bce0279ee5b50b9d72c76298cf4.exe	79
PID 2900 wrote to memory of 5016	2900	dnf.exe	80
PID 2900 wrote to memory of 5016	2900	dnf.exe	80
PID 2900 wrote to memory of 5016	2900	dnf.exe	80
PID 5016 wrote to memory of 4708	5016	rundll32.exe	81
PID 5016 wrote to memory of 4708	5016	rundll32.exe	81
PID 5016 wrote to memory of 4708	5016	rundll32.exe	81
PID 4404 wrote to memory of 1492	4404	0adb8f2a47d5a4348ed782e3ff6d5237a0ed4bce0279ee5b50b9d72c76298cf4.exe	82
PID 4404 wrote to memory of 1492	4404	0adb8f2a47d5a4348ed782e3ff6d5237a0ed4bce0279ee5b50b9d72c76298cf4.exe	82
PID 4404 wrote to memory of 1492	4404	0adb8f2a47d5a4348ed782e3ff6d5237a0ed4bce0279ee5b50b9d72c76298cf4.exe	82

C:\Users\Admin\AppData\Local\Temp\0adb8f2a47d5a4348ed782e3ff6d5237a0ed4bce0279ee5b50b9d72c76298cf4.exe
"C:\Users\Admin\AppData\Local\Temp\0adb8f2a47d5a4348ed782e3ff6d5237a0ed4bce0279ee5b50b9d72c76298cf4.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4404
- C:\windows\temp\dnf.exe
  "C:\windows\temp\dnf.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:2900
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\system32\rundll32.exe" 272F.ime,Runed C:\windows\temp\dnf.exe
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:5016
  - - C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      4⤵
      Modifies registry class
      PID:4708
- C:\windows\temp\panlong.exe
  "C:\windows\temp\panlong.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:1492

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\272F.ime

Filesize
42KB

MD5
2f2d22097457f546ab9bdc242efbd463

SHA1
5583f45a7a090b3505f225a60caf4c49f7ee55b8

SHA256
418f7d4358dc62ff7758171aca1edf1a25eddc376ceaa7e7baf2c19b6f197228

SHA512
386b6e1e95bdfab2a7a53a71fdac71201ae43a9b7f99c23b0d9b64d048e92dae397cc2c32d386834db4d2eea871a01460012968dcf98dfdd92eacd88eeb3779f

Download Submit
C:\Windows\SysWOW64\272F.ime

Filesize
42KB

MD5
2f2d22097457f546ab9bdc242efbd463

SHA1
5583f45a7a090b3505f225a60caf4c49f7ee55b8

SHA256
418f7d4358dc62ff7758171aca1edf1a25eddc376ceaa7e7baf2c19b6f197228

SHA512
386b6e1e95bdfab2a7a53a71fdac71201ae43a9b7f99c23b0d9b64d048e92dae397cc2c32d386834db4d2eea871a01460012968dcf98dfdd92eacd88eeb3779f

Download Submit
C:\Windows\Temp\dnf.exe

Filesize
32KB

MD5
7f13038784e1fb3fb68fde244dbe26ae

SHA1
16254b823bd771621ea37a9a768e707b93a40471

SHA256
babad5bee83c04bc76ed15553b2f03d76a9ed0a0529a9fde694a8e88e82ac8f5

SHA512
340439d33bad388d518d68fb1cd18652c64179c3090e64aaeae2c49a45e90ba18a0f7f886602215a60b59b7c05548075e3f7dce76628a72bbdb585c9fafebeb0

Download Submit
C:\Windows\Temp\panlong.exe

Filesize
412KB

MD5
e28cb009daf185fd3176045f4005b787

SHA1
a0816a05b531e590d91e29bf84f0fcba90a0ca22

SHA256
ce3f8cba4fe408e6f1c9ddebaa7523fe361ac494fe95ba83bdd202c457fd0963

SHA512
88e3f179655d8ced7e83a2674f585abba481157ffdee9014c5d9deca7d52bd90cd624c7b94f663752743c64c9a1648947e97a49e5cbc8e4536383ac748243238

Download Submit
C:\windows\temp\dnf.exe

Filesize
32KB

MD5
7f13038784e1fb3fb68fde244dbe26ae

SHA1
16254b823bd771621ea37a9a768e707b93a40471

SHA256
babad5bee83c04bc76ed15553b2f03d76a9ed0a0529a9fde694a8e88e82ac8f5

SHA512
340439d33bad388d518d68fb1cd18652c64179c3090e64aaeae2c49a45e90ba18a0f7f886602215a60b59b7c05548075e3f7dce76628a72bbdb585c9fafebeb0

Download Submit
C:\windows\temp\panlong.exe

Filesize
412KB

MD5
e28cb009daf185fd3176045f4005b787

SHA1
a0816a05b531e590d91e29bf84f0fcba90a0ca22

SHA256
ce3f8cba4fe408e6f1c9ddebaa7523fe361ac494fe95ba83bdd202c457fd0963

SHA512
88e3f179655d8ced7e83a2674f585abba481157ffdee9014c5d9deca7d52bd90cd624c7b94f663752743c64c9a1648947e97a49e5cbc8e4536383ac748243238

Download Submit
memory/2900-135-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download

Analysis

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